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pulley

Pronunciation: /ˈpʊli/
Translate pulley | into French | into German | into Italian | into Spanish
Definition of pulley

noun (plural pulleys)

  • a wheel with a grooved rim around which a cord passes, which acts to change the direction of a force applied to the cord and is used to raise heavy weights.
  • a wheel or drum fixed on a shaft and turned by a belt, used for the application or transmission of power.

verb (pulleys, pulleying, pulleyed)

[with object]
  • hoist with a pulley: the tree house was built on the ground and pulleyed into the branches

Origin:

Middle English: from Old French polie, probably from a medieval Greek diminutive of polos 'pivot, axis'

pulley in other Oxford dictionaries

Definition of pulley in the US English dictionary